CDC582PAH

Overview

The CDC582PAH is a high-performance, low-jitter, zero-delay buffer manufactured by Texas Instruments. It functions as a PLL clock driver designed for precise signal distribution in complex digital systems. The device operates within a supply voltage range of 1.65 V to 3.45 V and supports output frequencies up to 1.5 GHz. It features a 52-TQFP package with dimensions of 10x10 mm. Key electrical characteristics include a maximum propagation delay of 2.2 ns and input frequency support up to 1.5 GHz. The component is engineered for applications requiring minimal skew and jitter, ensuring reliable clock signal integrity across various high-speed interfaces.

Feature Summary

• Zero-delay buffer architecture minimizes phase noise and jitter for precise timing alignment
• Integrated phase-locked loop (PLL) with bypass capability for flexible clock generation
• Low-skew performance ensures accurate simultaneous signal delivery across multiple outputs
• High-frequency operation supports demanding data rates in modern communication systems

Applications

• 5G base station clock distribution networks
• Automotive infotainment system synchronization
• Data center network equipment timing
• FPGA and ASIC clock buffering
• Telecom line card signal processing

Procurement Notes

Verify the specific suffix 'PAH' corresponds to the required 52-TQFP package and temperature grade. Confirm that the manufacturer designation aligns with Texas Instruments specifications. Ensure compatibility with the intended operating voltage range before integration. Cross-reference the part number against official distributor catalogs to avoid counterfeit components. Validate that the device meets all necessary environmental and reliability standards for the target application environment.

Selection Notes

Select this component when low jitter and zero-delay buffering are critical for system timing integrity. Consider the 52-TQFP package size constraints during PCB layout planning. Evaluate the power supply requirements against available voltage rails in the design. Assess the thermal performance capabilities if the device will operate in enclosed or high-ambient temperature environments. Compare alternative buffers based on specific frequency and skew requirements for optimal system performance.

Part Context

The CDC582PAH belongs to Texas Instruments' family of high-performance clock drivers and buffers. It is designed to replace older discrete solutions by integrating PLL functionality into a single compact package. This component addresses the growing demand for precise timing in high-speed digital circuits. Its zero-delay architecture makes it suitable for applications where phase alignment between input and output clocks is essential for maintaining data integrity.

Replacement Considerations

Public confirmed substitute part numbers: None identified in provided documentation.